Design for a shoe rack



FIG. 1 is a front and left side perspective view of a shoe rack showingmy new design;

FIG. 2 is a rear elevational view;

FIG. 3 is a right side elevational view;

FIG. 4 is a top plan view; and

FIG. 5 is a bottom plan view thereof.

FIGS. 2-5 have been shown on an enlarged scale with respect to FIG. 1.

The ornamental design for a shoe rack, as shown and described. 